Search U.S. government technical reports digitized or harvested by TRAIL.
Rock burst research and the Coeur d'Alene District
Characterization of the 1986 sand and gravel mining workforce
Rollover protective structure (ROPS) performance criteria for large mobile mining equipment
Surface testing and evaluation of the conveyor belt service machine
Probe-hole drilling :high-stress detection in coal
Geologic conditions affecting coal mine ground control in the western United States
Effectiveness of catalytic converters on diesel engines used in underground mining
Detection of roof instability by monitoring the rate of movement
Emission products from combustion of conveyor belts
Cost comparison of gob hole and cross-measure borehole systems to control methane in gobs
Evaluation of water-jet-assisted drilling with handheld drills
Permeability and corrosion resistance of reinforced sulfur concrete
Comparative study of blasting vibrations from Indiana surface coal mines
Potential for recovery of rutile and other byproducts from western copper tailings
Anticollision systems for large mine-haulage trucks
Chromium recovery from high-temperature shift Cr-Fe catalysts
Fire endurance of mine stoppings
Closed loop control for a continuous mining machine
Use of lignochemicals and humic acids to remove heavy metals from process waste streams
Comparison of aerial and ground surveying of subsidence over an active longwall
Analyses of natural gases, 1987
Integrated compartment-machine design for low-coal shuttle cars
Coal extraction, transport, and logistics technology for underground mining
Review of membrane technology for methane recovery from mining operations
Processing technologies for extracting cobalt from domestic resources
A testbed for autonomous mining machine experiments
A seal breaching operation in Quinland Coal Mine :a case study
Application of stereoscopic (3-D) slides to roof and rib hazard recognition training
Behavioral accident simulator computer program user guide and technical reference manual
Characterization of the 1986 coal mining workforce
Characterization of the 1986 metal and nonmetal mining workforce
Characterization of the 1986 stone mining workforce
Characterization of the 1986 metallic mining workforce
Tin occurrences near Rocky Mountain (Lime Peak), east-central Alaska
Characterization of the 1986 nonmetallic mining workforce
Gallium and gallium arsenide :supply, technology, and uses
Leaching gold-silver ores with sodium cyanide and thiourea under comparable conditions
Computer modeling of dust and forces for longwall mining systems
Beach characteristics of mine waste tailings
Computer-assisted mine design procedures for longwall mining
Dimensional changes of select ceramic materials exposed to HC1, HNO₃, and H₂SO₄ acid environments
Foundation response to high-extraction mining in Southern Illinois